Using unanswered questions to teach - John Gensic

13,439 views ・ 2013-06-20

TED-Ed


Please double-click on the English subtitles below to play the video.

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Carol Dweck, who is now at Stanford,
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conducted a research experiment
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where she compared 7th graders in two different groups.
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One group, she taught study skills to,
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and the other group,
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they taught a mini-neuroscience class
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about how their brain worked.
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They followed those two groups
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throughout their middle school math grades
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and noticed that the group
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who had the mini-neuroscience course
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was much more successful in their math grades
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than the group that had the conventional study skills,
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like being organized
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and using note cards.
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The reason, they believe,
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that the group had the mini-neuroscience course
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did so much better
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is that they were picturing the formations
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and the connections in their brains occurring
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while they were learning.
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They were also able to have a certain level of resilience,
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knowing that their brain was more of a muscle
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and not a stone that couldn't grow any larger.
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Having this resilience,
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having students understand
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that their brains can continue to grow,
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allows them the confidence to struggle with situations,
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to wrestle out that information
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to come to deeper understanding.
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So, how does this look in my classroom?
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How do I attempt to get students
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to struggle with information and wrestle with it
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so they come up with deeper levels of understanding?
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Primarily, I use unanswered questions.
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For example, I'll give students a jar
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and say it's 500 grams,
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and inside that sealed jar
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is a moist paper towel with about six to seven seeds.
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What do you think will happen
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to the mass of the container
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as those seeds begin to grow?
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And the students will then write
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on a little half-sheet of paper
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what they think is going to happen and why.
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Depending on the class,
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I will have the students sometimes work in partners
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to kind of combine ideas,
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see what they think of each other's reasons,
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maybe work in groups of four
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and then groups of eight
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and come to consensus.
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But, sometimes, I'll have the students pass in
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all that information without conversing about it,
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and I will then read their explanations
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so that they are anonymously presented ideas
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that no student can rely upon
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the other smart students
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to say, 'Oh, I agree with Sally
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because she's always got the right answer.'
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That rarely happens in my class.
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At this point, I will probably stop the conversation
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after I've read these out loud
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and leave students wondering.
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Wondering, what is the right answer?
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What evidence is good evidence?
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Because I want them,
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when they leave the classroom,
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to continue to want to know more,
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to continue to want to make more connections.
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So, in addition to unanswered questions,
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I will often pose problems and projects
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for students to work on.
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And, when I have them work on
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these problems and projects,
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I'll give them about 15 to 20 minutes to brainstorm
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how to solve the problem
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or how to go about completing the project.
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And this 15 to 20 minutes happens
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well before I expect a lot of work
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to be done on the project.
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I don't want them to try to produce too much
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because I want them to try to figure out in their brains,
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give themselves a chance
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to struggle with the information overnight,
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while they go about their daily activities.
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For example, I might give a project
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where you need to explain or teach a 6th grader
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the simple concept of endosymbiosis.
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And the students then have
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a whole bunch of questions generated
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related to this project.
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They have things that they need to know
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from me,
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from other resources.
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But I have not given them
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the questions and the answers to memorize,
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their brain is actively seeking out
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the understanding of this concept
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so that they can teach it to others.
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We would like to, as teachers,
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think that students love everything that we teach them,
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and we think that they understand everything
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and want to engage with our content
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outside of the school day.
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Students don't do that.
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Most students don't do that.
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So, through mass one-way text messaging,
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I'm able to resend them the question
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or the topic from that day.
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To get them to re-engage
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and touch the content one more time.
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And, hopefully, get that seed planted in their brain
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so that they want to think about it more,
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so that their brains come up with
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those "Ah-ha!" moments at obscure times.
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My goal is for students to generate the story,
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their story,
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of the content that I teach.
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I would love for them
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to completely understand my story
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and understand it deeply,
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but I know if I just get them to understand it
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as I understand it,
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that will simply ooze out of their brains,
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and they will not have information and the knowledge
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that is applicable in other situations.
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They will not have knowledge
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that they can ask more questions about.
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They are simply understanding to please me,
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and then it's gone.
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"It's not that I'm so smart,
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it's just that I stay with problems longer."
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We, as teachers, need to encourage and facilitate
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students staying with problems longer.
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Thanks.
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